Community Profile

photo

Sudess


uet-vnu

Last seen: 23일 전 2021 이후 활성

hi. my name is Hoang Van Toan

Spoken Languages:
English

Statistics

  • Tiles Challenge Master
  • Cody Problems in Japanese Master
  • MATLAB Central Treasure Hunt Finisher
  • Project Euler I
  • Leader
  • Introduction to MATLAB Master
  • Promoter
  • Commenter
  • Draw Letters
  • CUP Challenge Master
  • Community Group Solver
  • Solver

배지보기

Content Feed

보기 기준

해결됨


Converting numbers back from extended form
Thanks for all the help you guys gave me on writing out the numbers in extended form in <http://www.mathworks.com/matlabcentral/...

약 1달 전

해결됨


Increment a number, given its digits
Take as input an array of digits (e.g. x = [1 2 3]) and output an array of digits that is that number "incremented" properly, (i...

약 1달 전

해결됨


Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

2달 전

해결됨


Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

2달 전

해결됨


Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

2달 전

해결됨


Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

2달 전

해결됨


Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

2달 전

해결됨


Converts numbers into characters
Converts numbers into characters

2달 전

해결됨


Find the max element of the array
Find the max element of the array

2달 전

해결됨


Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

2달 전

해결됨


Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

2달 전

해결됨


to the 2 all elements
to the 2 all elements

2달 전

해결됨


the average value of the elements
Calculate the average value of the elements in the array

2달 전

해결됨


Double all elements in the array
Duplicate all elements in the array

2달 전

해결됨


calculate the length of matrix
input 1 array, calculate the length

2달 전

해결됨


Draw a '0' in a one matrix!

2달 전

해결됨


Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

2달 전

해결됨


Remove element(s) from cell array
You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

2달 전

해결됨


Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)
Given a number _n_, return the terminal value of the number chain formed by summing the square of the digits. According to the P...

2달 전

해결됨


Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

2달 전

해결됨


Sum of first n terms of a harmonic progression
Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

2달 전

해결됨


Natural numbers in string form
Create a cell array of strings containing the first n natural numbers. _Slightly_ harder than it seems like it should be. Ex...

2달 전

해결됨


Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

2달 전

해결됨


Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...

2달 전

해결됨


Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

2달 전

해결됨


String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

2달 전

해결됨


Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

2달 전

해결됨


Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

2달 전

해결됨


Integer Sequence - II : New Fibonacci
Crack the following Integer Sequence. (Hints : It has been obtained from original Fibonacci Sequence and all the terms are also ...

2달 전

해결됨


Is X a Fibonacci Matrix?
In honor of Cleve's new blog and post: <http://blogs.mathworks.com/cleve/2012/06/03/fibonacci-matrices/> Is X a Fibonacci ...

2달 전

더로드